Black mucus is rare. It can be the sign of a fungal infection, or exposure to pollutants such as coal, dust or cigarette ...

Your body produces mucus naturally to protect your respiratory system, and under normal circumstances, this protective fluid remains clear and relatively thin. However, when mucus suddenly changes to ...

Breathing difficulties and persistent mucus buildup can significantly impact daily life, making simple activities feel exhausting and uncomfortable. When airways become congested with thick secretions ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Having a congested chest can be uncomfortable to say the least. And when you’re feeling under the weather ...

Mucus, a fluid in your upper respiratory system, is usually clear. But a number of health conditions can cause it to turn brown. Also known as brown phlegm or sputum, brown mucus can be due to a range ...

But what happens when the body produces too much mucus that is too thick, viscous and dehydrated to move and clear properly? Overly thick and sticky mucus over time can obstruct the airway, ...

NIPPV is a treatment where a machine is used to help the person breathe. During NIPPV therapy, the person breathes using a mask that forces the air into the lungs, keeping the airways open and ...